[INFO] fetching crate axos 0.1.0...
[INFO] checking axos-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate axos 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate axos 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate axos 0.1.0
[INFO] finished tweaking crates.io crate axos 0.1.0
[INFO] tweaked toml for crates.io crate axos 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages
[INFO] [stderr]       Adding alloy-primitives v0.4.2 (latest: v0.7.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruint-macro v1.2.0
[INFO] [stderr]   Downloaded ruint v1.12.1
[INFO] [stderr]   Downloaded const-hex v1.11.3
[INFO] [stderr]   Downloaded axos-primitives v0.1.0
[INFO] [stderr]   Downloaded proptest v1.4.0
[INFO] [stderr]   Downloaded alloy-primitives v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f31b1d8779ec68aa6ffac46dc7aae680ab0ea04c21e7f05cc3be90c98bb2b7a2
[INFO] running `Command { std: "docker" "start" "-a" "f31b1d8779ec68aa6ffac46dc7aae680ab0ea04c21e7f05cc3be90c98bb2b7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f31b1d8779ec68aa6ffac46dc7aae680ab0ea04c21e7f05cc3be90c98bb2b7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31b1d8779ec68aa6ffac46dc7aae680ab0ea04c21e7f05cc3be90c98bb2b7a2", kill_on_drop: false }`
[INFO] [stdout] f31b1d8779ec68aa6ffac46dc7aae680ab0ea04c21e7f05cc3be90c98bb2b7a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2736e79dc1eba4668f4be25d95bdf44e8dc39d3c14a364c89f9d0dd244f4e53b
[INFO] running `Command { std: "docker" "start" "-a" "2736e79dc1eba4668f4be25d95bdf44e8dc39d3c14a364c89f9d0dd244f4e53b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ruint-macro v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking ruint v1.12.1
[INFO] [stderr]     Checking const-hex v1.11.3
[INFO] [stderr]     Checking alloy-primitives v0.4.2
[INFO] [stderr]     Checking axos-primitives v0.1.0
[INFO] [stderr]     Checking axos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "2736e79dc1eba4668f4be25d95bdf44e8dc39d3c14a364c89f9d0dd244f4e53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2736e79dc1eba4668f4be25d95bdf44e8dc39d3c14a364c89f9d0dd244f4e53b", kill_on_drop: false }`
[INFO] [stdout] 2736e79dc1eba4668f4be25d95bdf44e8dc39d3c14a364c89f9d0dd244f4e53b